package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class JDBCDemo11 {
    public static void main(String[] args) {
        try(Connection connection = DBUtil.getConnection();) {
            connection.setTransactionIsolation(Connection.TRANSACTION_REPEATABLE_READ);
            connection.setAutoCommit(false);
            String sql = "INSERT INTO user(username,password,nickname,age)" +
                    "VALUES(?,?,?,?)";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1, "人才");
            ps.setString(2, "123456");
            ps.setString(3, "张三");
            ps.setInt(4, 20);

            int num = ps.executeUpdate();
            System.out.println(num > 0 ? "添加成功" : "添加失败");
            connection.commit();


        }catch (SQLException e){
            e.printStackTrace();
        }
    }
}
